B21D 43/20
Storage arrangements
Official title: Storage arrangements; Piling or unpiling (in general B65G, {B65H})
B21D43/20 (Storage arrangements) appears on 209 US grants and 152 published applications in this corpus.
Search patents in B21D- Granted patents
- 209
- Published applications
- 152
- Assignees
- 140
- Inventors
- 462
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 8 | 0 |
| 1986 | 3 | 0 |
| 1987 | 8 | 0 |
| 1988 | 5 | 0 |
| 1989 | 8 | 0 |
| 1990 | 7 | 0 |
| 1991 | 8 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 1 |
| 2002 | 3 | 7 |
| 2003 | 4 | 1 |
| 2004 | 5 | 3 |
| 2005 | 0 | 0 |
| 2006 | 1 | 3 |
| 2007 | 1 | 1 |
| 2008 | 1 | 5 |
| 2009 | 0 | 3 |
| 2010 | 2 | 4 |
| 2011 | 4 | 0 |
| 2012 | 1 | 2 |
| 2013 | 2 | 3 |
| 2014 | 2 | 3 |
| 2015 | 6 | 8 |
| 2016 | 2 | 2 |
| 2017 | 5 | 8 |
| 2018 | 6 | 10 |
| 2019 | 7 | 16 |
| 2020 | 8 | 13 |
| 2021 | 7 | 13 |
| 2022 | 9 | 9 |
| 2023 | 9 | 9 |
| 2024 | 10 | 10 |
| 2025 | 8 | 10 |
| 2026 | 4 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Workpiece conveying wheeled platform and working system14 Apr 2026US 12,600,000 B2Amada Company, Limited
- Method for determining the thickness of a material strip during the feed of the material strip to the machining zone of a machine tool10 Mar 2026US 12,569,904 B2Bruderer AG
- Palletizing system and external appearance inspection apparatus10 Mar 2026US 12,570,000 B2G-Tekt Corporation
- Fin assembling method24 Feb 2026US 12,560,391 B2Daikin Industries, Ltd.
- Magnetic coupling device11 Nov 2025US 12,466,015 B2Magswitch Automation Company
- Apparatus for collecting bulk layered packs for electrical use3 Sep 2026US 2026/0257265 A1Corrada S.p.A.
- Production plant comprising a manipulator6 Aug 2026US 2026/0225147 A1TRUMPF Maschinen Austria GmbH & Co. KG.
- Magnetic coupling device25 Jun 2026US 2026/0175337 A1Magswitch Automation Company
- Method for operating a mechanical production plant, and mechanical production plant4 Jun 2026US 2026/0151867 A1
- Can lid manufacturing device, can lid manufacturing method, can lid, and can container containing contents7 May 2026US 2026/0124668 A1Toyo Seikan Co., Ltd.
Most cited
By later US patents
- Loading and unloading apparatus for sheet material and method thereof and pallet used for the apparatus46US 5,941,673 AAmada Metrecs Company, Limited · 1999
- Card feeding, transfer and output apparatus for an automatic embossing system43US 4,519,600 AData Card Corporation · 1985
- Robotic manipulator having a gripping tool assembly42US 6,345,818 B1FANUC Robotics North America, Inc. · 2002
- Workpiece loading and unloading method and device for a plate processing machine24US 5,120,178 AAmada Company, Limited · 1992
- Automated sheet metal blanking apparatus24US 6,006,638 AKendor Steel Rule Die, Inc. · 1999